How to change the text to upper case, lower case, title case using CSS?

How to change the text to upper case, lower case, title case using CSS?
CSS Property:

text-transform

Definition:

It controls the capitalization (uppercase, lowercase, titlecase) of text.

Default value:    

none

Example:

{text-transform:uppercase;}
{text-transform:capitalize;}
{text-transform:lowercase;}

Property Values:

capitalize - convert first character of each word to upper case.
uppercase - convert all character of each word to upper case.
lowercase - convert all character of each word to lower case.